28
Package Information Datasheet for Mature Altera Devices
Thermal Resistance
Table 29. Thermal Resistance of Cyclone II Devices (Part 2 of 2)
JA (° C/W)
Still Air
JA (° C/W)
100 ft./min.
JA (° C/W)
200 ft./min.
JA (° C/W)
400 ft./min.
Device
Package
Pin Count
JC (° C/W)
TQFP,
Wire Bond
144
9.9
29.8
28.3
28.8
23.0
20.0
17.0
24.0
20.0
17.0
15.4
16.6
14.6
14.4
15.6
13.7
13.0
11.9
26.9
26.9
20.5
17.8
14.8
21.4
17.8
14.8
13.3
14.5
12.6
12.4
13.6
11.8
11.1
10.5
24.9
21.7
18.5
16.0
13.1
17.4
16.0
13.1
11.7
12.8
11.1
10.9
11.9
10.2
9.7
PQFP,
Wire Bond
EP2C8
208
256
256
484
240
256
484
484
484
672
484
484
672
672
896
5.4
7.1
5.5
4.2
4.2
5.5
4.2
3.3
5.0
3.1
2.8
4.4
2.6
2.2
2.1
30.2
27.0
24.2
21.0
26.6
24.2
21.0
19.4
20.6
18.6
18.4
19.6
17.7
16.9
16.3
FBGA,
Wire Bond
FBGA,
Wire Bond
EP2C15
EP2C20
FBGA,
Wire Bond
PQFP,
Wire Bond
FBGA,
Wire Bond
FBGA,
Wire Bond
FBGA,
Wire Bond
UBGA,
Wire Bond
EP2C35
FBGA,
Wire Bond
FBGA,
Wire Bond
UBGA,
Wire Bond
EP2C50
EP2C70
FBGA,
Wire Bond
FBGA,
Wire Bond
FBGA,
Wire Bond
9.1
Cyclone Devices
Table 30 lists the thermal resistance of Cyclone devices.
Table 30. Thermal Resistance of Cyclone Devices (Part 1 of 2)
JA (° C/W)
JA (° C/W)
JA (° C/W)
JA (° C/W)
Device
Package
TQFP
Pin Count
100
JC (° C/W)
11.0
10.0
9.8
Still Air
100 ft./min.
200 ft./min.
400 ft./min.
37.5
35.4
29.4
28.0
24.7
24.5
33.4
27.9
26.7
22.1
22.3
29.8
25.5
24.7
17.8
20.5
EP1C3
TQFP
144
31.1
TQFP
144
29.4
EP1C6
PQFP
FBGA
240
4.3
27.2
256
8.8
28.7
Package Information Datasheet for Mature Altera Devices
© December 2011 Altera Corporation
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